Battery pack

Abstract

The present application provides a battery pack. The battery pack includes a case; a separation mechanism provided in the case and dividing an inner space of the case into an electrical compartment and a battery compartment, wherein the separation mechanism includes a flexible separator; an electrical component disposed in the electrical compartment and including a collecting board and a collecting line, wherein the collecting line is plugged with the collecting board, and the collecting line passes through the flexible separator in the thickness direction of the flexible separator to the battery compartment; a battery module disposed in the battery compartment and including a battery core, wherein the collecting line enters the battery compartment and collects parameters of the battery core; foamed glue filling voids in the battery compartment.

1 . A battery pack, comprising:
 a case;   a separation mechanism disposed in the case and dividing an inner space of the case into an electrical compartment and a battery compartment, wherein the separation mechanism comprises a flexible separator;   an electrical component disposed in the electrical compartment and including a collecting board and a collecting line, wherein the collecting line is plugged with the collecting board, and the collecting line passes through the flexible separator in a thickness direction of the flexible separator to the battery compartment;   a battery module disposed in the battery compartment and including a battery core, wherein the collecting line enters the battery compartment and collects parameters of the battery core; and   a foaming glue filling voids in the battery compartment.   
     
     
         2 . The battery pack of  claim 1 , wherein the case comprises a top cover, a bottom plate, and a frame; the top cover and the bottom plate are oppositely disposed on both sides of the frame and are respectively connected to the frame to define the inner space of the case; the frame comprises a first extending part and a second extending part oppositely disposed; a periphery of the separation mechanism is respectively connected with the first extending part, the second extending part, the top cover, and the bottom plate. 
     
     
         3 . The battery pack of  claim 2 , wherein the separation mechanism is the flexible separator, and a periphery of the flexible separator is clearance fitted and adhered to the first extending part, the second extending part, the top cover, and the bottom plate, respectively. 
     
     
         4 . The battery pack of  claim 3 , wherein glue is attached to portions of a periphery of the flexible separator to adhere with the first extending part, the second extending part, the top cover, and the bottom plate; and another portions of the periphery of the flexible separator is snap-fitted with the first extending part, the second extending part, the top cover, and the bottom plate. 
     
     
         5 . The battery pack of  claim 2 , wherein the separation mechanism further comprises a cross beam fixedly connected to the bottom plate, the first extending part, and the second extending part; the flexible separator is fixedly disposed on a side of the cross beam away from the bottom plate; the flexible separator clearance fitted and adhered to the top cover, the first extending part, and the second extending part. 
     
     
         6 . The battery pack of  claim 5 , wherein the cross beam is welded or integrated to the bottom plate, the first extending part, and the second extending part. 
     
     
         7 . The battery pack of  claim 5 , wherein a thickness of the flexible separator is less than a thickness of the cross beam. 
     
     
         8 . The battery pack of  claim 5 , wherein a side of the flexible separator close to the battery compartment, together with the cross beam, defines a step. 
     
     
         9 . The battery pack of  claim 2 , wherein the flexible separator is provided with a first through-groove in the thickness direction of the flexible separator, and the collecting line enters the battery compartment through the first through-groove. 
     
     
         10 . The battery pack of  claim 5 , wherein the first through-groove is provided on a side of the flexible separator close to the top cover. 
     
     
         11 . The battery pack of  claim 9 , wherein the first through-groove extends through both sides of the flexible separator in the thickness direction and a side of the flexible separator close to the top cover. 
     
     
         12 . The battery pack of  claim 9 , wherein a size of the first through-groove is set in accordance with a size of the collecting line. 
     
     
         13 . The battery pack of  claim 9 , wherein a plurality of the collecting lines is provided, and a plurality of first through-grooves is provided; the plurality of first through-grooves corresponds in one-to-one to the plurality of collecting lines; each of the collecting lines enters the battery compartment through a corresponding one of the first through-grooves. 
     
     
         14 . The battery pack of  claim 9 , wherein the collecting line is in interference fitted with the first through-groove. 
     
     
         15 . The battery pack of  claim 2 , wherein the electrical compenment further comprises a copper bar, and the copper bar enters the battery compartment through the flexible separator in the thickness direction of the flexible separator. 
     
     
         16 . The battery pack of  claim 15 , wherein the flexible separator is provided with a second through-groove in the thickness direction of the flexible separator, and the copper bar enters the battery compartment through the second through-groove. 
     
     
         17 . The battery pack of  claim 16 , wherein the second through-groove is disposed on a side of the flexible separation close to the top cover. 
     
     
         18 . The battery pack of  claim 1 , wherein the battery pack further comprises a liquid-cooled tube, the liquid-cooled tube passes through the flexible separator in the thickness direction of the flexible separator and enters the battery compartment by the electrical compartment, and a structural glue is provided between the liquid-cooled tube and the flexible separator. 
     
     
         19 . The battery pack of  claim 2 , wherein the battery pack further comprises a liquid-cooled tube, the liquid-cooled tube passes through the flexible separator in the thickness direction of the flexible separator and enters the battery compartment by the electrical compartment, and a structural glue is provided between the liquid-cooled tube and the flexible separator. 
     
     
         20 . The battery pack of  claim 5 , wherein the battery pack further comprises a liquid-cooled tube, the liquid-cooled tube passes through the flexible separator in the thickness direction of the flexible separator and enters the battery compartment by the electrical compartment, and a structural glue is provided between the liquid-cooled tube and the flexible separator.